isisd/isis_misc.h

   1 /*
   2  * IS-IS Rout(e)ing protocol - isis_misc.h
   3  *                             Miscellanous routines
   4  *
   5  * Copyright (C) 2001,2002   Sampo Saaristo
   6  *                           Tampere University of Technology
   7  *                           Institute of Communications Engineering
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public Licenseas published by the Free
  11  * Software Foundation; either version 2 of the License, or (at your option)
  12  * any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,but WITHOUT
  15  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  17  * more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; see the file COPYING; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  22  */
  23
  24 #ifndef _ZEBRA_ISIS_MISC_H
  25 #define _ZEBRA_ISIS_MISC_H
  26
  27 int string2circuit_t (const char *);
  28 const char *circuit_t2string (int);
  29 const char *circuit_state2string (int state);
  30 const char *circuit_type2string (int type);
  31 const char *syst2string (int);
  32 struct in_addr newprefix2inaddr (u_char * prefix_start,
  33                                  u_char prefix_masklen);
  34 /*
  35  * Converting input to memory stored format
  36  * return value of 0 indicates wrong input
  37  */
  38 int dotformat2buff (u_char *, const char *);
  39 int sysid2buff (u_char *, const char *);
  40
  41 /*
  42  * Printing functions
  43  */
  44 const char *isonet_print (const u_char *, int len);
  45 const char *sysid_print (const u_char *);
  46 const char *snpa_print (const u_char *);
  47 const char *rawlspid_print (const u_char *);
  48 const char *time2string (u_int32_t);
  49 /* typedef struct nlpids nlpids; */
  50 char *nlpid2string (struct nlpids *);
  51 const char *print_sys_hostname (const u_char *sysid);
  52 void zlog_dump_data (void *data, int len);
  53
  54 /*
  55  * misc functions
  56  */
  57 int speaks (struct nlpids *nlpids, int family);
  58 unsigned long isis_jitter (unsigned long timer, unsigned long jitter);
  59 const char *unix_hostname (void);
  60
  61 /*
  62  * macros
  63  */
  64 #define GETSYSID(A) (A->area_addr + (A->addr_len - \
  65                                      (ISIS_SYS_ID_LEN + ISIS_NSEL_LEN)))
  66
  67 /* used for calculating nice string representation instead of plain seconds */
  68
  69 #define SECS_PER_MINUTE 60
  70 #define SECS_PER_HOUR   3600
  71 #define SECS_PER_DAY    86400
  72 #define SECS_PER_WEEK   604800
  73 #define SECS_PER_MONTH  2628000
  74 #define SECS_PER_YEAR   31536000
  75
  76 enum
  77 {
  78   ISIS_UI_LEVEL_BRIEF,
  79   ISIS_UI_LEVEL_DETAIL,
  80   ISIS_UI_LEVEL_EXTENSIVE,
  81 };
  82
  83 #endif